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Name: ______________________________
Date: December 15, 2016
Homeroom:
7th Grade Math:Unit:
Expressions and Equations
Packet 62: Two Step Equation Word Problems
Objectives: Scholars will be able to solve word problems involving two-step
equations. Agenda:
1. Review Do Now 6. Exit Ticket2. Skill Drill 7. Homework Overview3. Warm Up4. Guided Practice5. Independent Practice Homework 62: Two Step Equation
Word ProblemsDo Now:
a+22
=−1 n−63
=−4
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Skill Drill!Make sure it’s easy to find all of your answers (circle your answers whenever possible).
1.) (–5)(6)(–7) =
2.) 22 • 32 = 36 Circle: Yes No
2.) (–2)(–3) + (–4)(–2) =
3.) If 4x – 3 = 25, then x = ________
5.) –14 – (2)(3) =
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Warm UpYou know how to solve 2 step equations. Now, you need to know how to write them from word problems.
1. I am a number. If you multiply me by 8 and then add 17, you will get 33. What number am I?
Equation: _____________________________________________________________
Solution: _________________________________
2. I am a number. If you multiply me by 11 and then subtract 7, you will get 70. What number am I?
Equation: ________________________________________________________________
Solution: __________________________________
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Guided PracticeExample #1: Tennis Club
You are joining a community tennis club. The annual membership fee is $50, and a tennis lesson costs $10 per hour. You plan to spend no more than $190 playing tennis during the year. How many hours of lessons can you take?
a. What are you trying to find?
b. Decide what operations are expressed in this problem.
a. Key word: ____________________ Operation: _____________________
b. Key word: ____________________ Operation: _____________________
c. Write an equation to match this situation:
d. Solve the equation and check that it makes sense. Show your work and circle your answer.
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Example #2: Basketball League
You and your four friends join a basketball league. The team membership fee is $50 plus a fee of $5 fee per game to pay the referee. If the team’s total cost for the league will be $125, how many games are you scheduled to play?
a. What are you trying to find?
b. Decide what operations are expressed in this problem.
a. Key word: ____________________ Operation: _____________________
b. Key word: ____________________ Operation: _____________________
c. Write an equation to match this situation:
d. Solve the equation and check that it makes sense. Show your work and circle your answer.
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Independent PracticeAlyssa wants to call her sister long distance. The rate is $0.80 to make the call and $0.20 for each minute she talks. How long can she talk for $3.00?
a. What are you trying to find?
b. Decide what operations are expressed in this problem.
a. Key word: ____________________ Operation: _____________________
b. Key word: ____________________ Operation: _____________________
c. Write an equation to match this situation:
d. Solve the equation and check that it makes sense. Show your work and circle your answer.
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If you triple Sally’s mom’s age and reduce that amount by 11, you get 172 years. How old is Sally’s mom?
a. What are you trying to find?
b. Decide what operations are expressed in this problem.
a. Key word: ____________________ Operation: _____________________
b. Key word: ____________________ Operation: _____________________
c. Write an equation to match this situation:
d. Solve the equation and check that it makes sense. Show your work and circle your answer.
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Billy estimates that attending his high school prom will cost him $160. He has saved $46 and can earn $6 an hour at his job. How many hours will he have to work?
a. What are you trying to find?
b. Decide what operations are expressed in this problem.
a. Key word: ____________________ Operation: _____________________
b. Key word: ____________________ Operation: _____________________
c. Write an equation to match this situation:
d. Solve the equation and check that it makes sense. Show your work and circle your answer.
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Sue is in a phone booth with $2.00 in change. It costs $1.00 to place the call and $0.20 for each minute she talks. How long can she talk?
a. What are you trying to find?
b. Decide what operations are expressed in this problem.
a. Key word: ____________________ Operation: _____________________
b. Key word: ____________________ Operation: _____________________
c. Write an equation to match this situation:
d. Solve the equation and check that it makes sense. Show your work and circle your answer.
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Practice beyond Perfection-Turn in for Dollars!
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Directions: Answer the following questions. Write in complete sentences. Circle your final answer.
1. You are buying a digital camera that costs $375. The store lets you make a down payment (money you pay at the beginning) of $175. You can pay the rest of the cost in four equal payments with no interest charged. What is the cost of each payment?
a. What are you trying to find?
b. Decide what operations are expressed in this problem.
a. Key word: ____________________ Operation: _____________________
b. Key word: ____________________ Operation: _____________________
c. Write an equation to match this situation:
d. Solve the equation and check that it makes sense. Show your work and circle your answer.
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Name: ______________________________
Date: December 15, 2016
Homeroom:
Ms. Petrozzi: (614) 725-9693
7th Grade Math:Unit:
Expressions and Equations
Packet 62: Two Step Equation Word Problems
Accepted Until: Score: ________/5 _________% DNG A B C D F
For one day, a barber has 28 customers and receives $64 in tips. The barber charges a flat rate for haircuts and makes a total of $456 including tips. How many customers did the barber have?
a. What are you trying to find?
b. Decide what operations are expressed in this problem.
a. Key word: ____________________ Operation: _____________________
b. Key word: ____________________ Operation: _____________________
c. Write an equation to match this situation:
d. Solve the equation and check that it makes sense. Show your work and circle your answer.
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Name: ______________________________
Date: December 15, 2016
Homeroom:
7th Grade Math:Unit:
Expressions and Equations
Packet 62: Two Step Equation Word Problems
Directions: Answer the following questions. Circle your final answers. When you finish the exit ticket, place it face down on your desk and assign yourself to your advanced work or an independent reading book.
Fourteen less than the product of 3 and a number is 25.
a. What are you trying to find?
b. Decide what operations are expressed in this problem.
a. Key word: ____________________ Operation: _____________________
b. Key word: ____________________ Operation: _____________________
c. Write an equation to match this situation:
d. Solve the equation and check that it makes sense. Show your work and circle your answer.
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Self-Assessment: _______ Test-Ready _______ More Practice ________ Help!
Mastery: Mastered Progressing Not Mastered
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